ALEXANDRIA, Va., June 10 -- United States Patent no. 12,290,287, issued on May 6, was assigned to Spinal Simplicity LLC (Overland Park, Kan.).

"Disposable interspinous implant insertion instrument" was invented by Jeff Slover (Lee's Summit, Mo.), Adam Frock (Lenexa, Kan.), Todd Moseley (Olathe, Kan.), Jeffrey David Lee (Prairie Village, Kan.), Christian Aragonez (Kansas City, Mo.), Adam Rogers (Overland Park, Kan.) and Melissa Frock (Lenexa, Kan.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A disposable insertion instrument for inserting an implant includes a handle assembly, a drive assembly, and a plunger assembly. The drive assembly comprises an inner shaft and a spring received within an outer sleeve. ...